Bearing 497/493 (NACHI)

Tapered roller bearings 497/493

Bearing number : 497/493

Size (mm) : 136.525x85.725x30.163

Brand : NACHI

Bore Diameter (mm) : 136.525

Outer Diameter (mm) : 85.725

Width (mm) : 30.163

Bearing dimensions and specification in NACHI catalogue:

d - 85.725 mm

D - 136.525 mm

T - 30.163 mm

B - 29.769 mm

C - 22.225 mm

a - 0.3 mm

r1 min. - 3.6 mm

r2 min. - 3.2 mm

Weight - 1,53 Kg

Basic dynamic load rating (C) - 133000 kN

Basic static load rating (C0) - 198000 kN

(Grease) Lubrication Speed - 2300 r/min

(Oil) Lubrication Speed - 3200 r/min

Calculation factor (e) - 0.44

Calculation factor (Y0) - 0.74

Calculation factor (Y1) - 1.35

Designation

Bore Dia, mm

Outer Dia, mm: